wavelength multiplexing 中文意思是什麼
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In optics communications, integrated diffraction grating devices based on the planar lightwave circuit ( plc ) technology are one of the most important solutions for the wavelength division multiplexing ( wdm ) technology
在光通信領域，基於平面波導技術的集成型衍射光柵器件在密集波分復用系統中以其優異的性能成為了波分復用器件的主要發展方向之一。 -
Accompany with the continuous development of oxc ( optical cross connect ) and oadm ( optical add / drop multiplexer ), optical network based on dwdm ( dense wavelength division multiplexing ) is no longer restricted in the peer - to - peer transmission, but it spans to the area of network interconnecting
隨著oxc （ opticalcrossconnect ，光交叉連接設備） 、 oadm （ opticaladd / dropmultiplexer ，光分插復用設備）技術的不斷成熟，基於dwdm （ densewavelengthdivisionmultiplexing ）技術的光傳送網已不再局限於點對點傳輸，而是組網運用。 -
In such dense wavelength division multiplexing ( dwdm ) systems a light source having narrower linewidth and further stability of the wavelength has become a requirement
在這樣的密集波分復用（ dwdm ）系統中，光發送機的工作波長必須穩定，線寬必須窄，以避免復用通道間信號相互竄擾。 -
The optimization theory, optimum dispersion value, dispersion direction and the factors affecting on the imaging quality of planar image in wavelength multiplexing optical fiber image transmission system was deeply and th eoretically analyzed as the emphases in this article, and at the same time through the development of true optical fiber image transmission system ( optical fiber periscope ), the studying of making the image quality optimization of optical fiber image transmission system being useable and been used in engineering was completed
其中，重點對波分復用光纖傳像系統二維圖像的像質優化機理、最佳色散量與最佳色散方向的選擇，以及影響系統成像效果的各種主要因素進行了深入的理論分析；並結合實際光纖望遠系統? ?光纖潛望鏡的研製，完成了光纖傳像系統像質優化的實用化、工程化實現研究。 -
Liquid crystal tunable filters as an important device of wavelength division multiplexing and dense wavelength division multiplexing systems is caused attention by research department, especially many foreign research institute are studying it. but in our country its study is lag. and normal incidence of the crystal is almost the case, because the liquid crystal box is very thin, the field angle may be large and the pose of liquid crystal box may have impact on the measuring result. so, study in such subject, especially the liquid crystal box ' s position angle, is academic and valuable
各種改進液晶電光可調諧濾光片的措施的實現，使得液晶調諧濾光片成為一種很有應用前景的電光調諧濾光片，特別是用於光纖通信中的波分復用系統和密集波分復用系統，將使光纖的傳輸客量大大增加目前國外在這方面的研究進展很快，而國內在這方面的研究比較薄弱，而且通常採用光線正人射晶體進行研究，由於液晶盒很薄，視場角可以很大，液晶盒的擺放對測量結果影響很大，因此對該器件進行深入的研究，討論液晶盒的方位角影響是很有必要的。 -
Wavelength division multiplexing ( wdm ) is an effective technique to meet the fast - grown demand for communication capacity
近年來光通信飛速發展，波分復用技術（ wdm ）是滿足要求的有效手段。 -
At the same time, because of the strongly competitive ability and characteristic predominance of wavelength division multiplexing ( wdm ) technologies and " bottle neck " limitation of time division multiplexing ( tdm ) technologies, people ' s interest is transferred from the tdm to the wdm. the wdm technologies are developing rapidly and are used widely
同時，由於光纖通信中的波分復用（ wdm ）技術的強大競爭力和獨特的優越性能以及電時分復用（ tdm ）技術的「瓶頸」局限性，使人們正越來越多地把興趣從電時分復用技術轉移到波分復用技術上，波分復用技術得到飛速的發展和廣泛的應用。 -
The fiber raman amplifiers ( fras ) are more and more attractive for its particular virtues such as on - line, wide band, and low noise etc, and they are very fit for dense wavelength division multiplexing ( dwdm ) system of next generation charactered by its super large capacity and long transmission distance. fras are unsubstitutable in the fields such as optical fiber communication over the ocean, long haul transmission and exploitation of the entire low - loss band of fiber
光纖拉曼放大器因其特有的在線、寬帶、低噪聲等特點而越來越被人們關注，是一種非常適合下一代超大容量、超長距離dwdm系統的光放大器，尤其是在海底跨樣光纖通信、超長距離光纖通信以及開發整個光纖低損耗窗口等方面有著不可替代的優勢。 -
In this paper, on the basis of increasingly mature fabrication technologies of planar integrated waveguide and the optical fiber grating, we make use of not only the ( de ) multiplexing and wavelength router characteristic of arrayed waveguide grating ( awg ), but also the dispersion peculiarity of uniform fiber bragg grating ( ufbg ). then a kind of dispersion compensator, which can compensate the dispersion of the optic signal in every channel in the wdm system respectively, is devised. the method makes the compensation efficiency maximum theoretically
本文結合近幾年來日益成熟起來的平面集成波導製作工藝和光纖光柵製作技術，利用陣列波導光柵（ awg ）的復用特性和波長路由選擇特性與均勻光纖光柵（ ufbg ）的色散特性，提出了一種能對wdm系統中各分波光信號分別進行有針對性色散補償的補償器件，該器件使wdm系統中各分波光信號所得到的色散補償在理論上達到很高效率。 -
Variable optical attenuator is one of the key devices in wavelength - division multiplexing systems
可變光學衰減器（ voa ）是波分復用系統的關鍵器件之一。 -
As the demand for the optical communication capacity is making rapid progress, wavelength - division multiplexing is one of the best solutions to solve this problem
隨著對光通信容量需求的快速增長，波分復用系統（ wdm ）是實現光通訊容量擴展的最好方法之一。 -
Dwdm denseness wavelength division multiplexing
密集波分復用 -
Dense wavelength division multiplexing dwdm
密集波分復用 -
Wavelength division multiplexing
波分多路復用 -
Wavelength - division multiplexing, wdm
波長分波多工 -
Computer technology and internet communication have been developed rapidly since the end of 20th century, which made a lager communication bandwidth was demanded synchronously. in the circumstances, the wavelength division multiplexing ( wdm ) technology was brought forward and applied widely, whereas, the development of wdm systems put forward a series of advanced qualifications about laser sources of optical communication
20世紀末以來，計算機與網路通信技術得到飛速發展，對網路帶寬的需求也隨之不斷增長，波分復用技術因適應這種需求而得到迅速推廣，同時也給通信激光源的性能帶來更高的要求。 -
Raman fiber amplifier （ rfa ） is a kind of optical amplifier that can amplify signal light directly through nonlinear interaction of high intensity pump and signal light in fiber. whereas the spectrum of raman gain coefficient of optical fiber is not flat, the gain of signal light with different wavelength induced by a single pump is rather different, when wavelength division multiplexing ( wdm ) signal light is amplified by a single pump, the gain spectrum of the wdm signal light is not flat. the flatness of the wdm signal light has important impact on the optical signal - to - noise ratio ( osnr )
拉曼光纖放大器（ ramanfiberamplifier ，簡稱rfa ）利用高強度的泵浦光與信號光在光纖中的非線性相互作用實現信號光的直接放大，但是由於光纖的拉曼增益系數譜很不平坦，所以同一泵浦光源對不同波長信號光的增益就存在很大的差別，因此，用單泵浦光源來放大波分復用（ wavelengthdivisionmulti - plexing ，簡稱wdm ）信號光時，各信號光的增益值就有很大差異， wdm信號增益的平坦度對光信噪比（ opticalsignal - noiseratio ，簡稱osnr ）有重要影響。 -
Long - wavelength pass filter is important part of wavelenght division multiplexing, and its capability affect the quality of wavelenght division multiplexing straightway
長波通濾光片是wdm的重要組成部分，它的性能直接影響wdm的質量。 -
From introducing its function in wavelenght division multiplexing and theory, this paper fetch out researchful intention and significance about long - wavelength pass filter. in this paper, it expatiates film theory and microcosmic process of film growing
本文通過簡單地介紹長波通濾光片在波分復用器（ wdm ）中的作用及工作原理，引出了長波通濾光膜的研究目的和意義。 -
The device adapts discrete micro - optics and hybrid integrated optics, which are integrated on the same substrate patch to realize the wavelength multiplexing and dividing, and is of great value in the practical application
採用微光學分立元件和（集成）光波導混合集成在同一塊基片上，實現合波和分路的功能，是一種具實際應用價值的新型多波長合波分路器。
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